2 files changed, 46 insertions, 0 deletions
diff --git a/spec/lib/gitlab/git/repository_spec.rb b/spec/lib/gitlab/git/repository_spec.rb
index a28b95e5bff..41b898df112 100644
--- a/spec/lib/gitlab/git/repository_spec.rb
+++ b/spec/lib/gitlab/git/repository_spec.rb
@@ -256,6 +256,22 @@ describe Gitlab::Git::Repository, :seed_helper do
     end
   end
 
+  describe '#submodule_urls_for' do
+    let(:ref) { 'master' }
+
+    it 'returns url mappings for submodules' do
+      urls = repository.submodule_urls_for(ref)
+
+      expect(urls).to eq({
+        "deeper/nested/six" => "git://github.com/randx/six.git",
+               "gitlab-grack" => "https://gitlab.com/gitlab-org/gitlab-grack.git",
+       "gitlab-shell" => "https://github.com/gitlabhq/gitlab-shell.git",
+        "nested/six" => "git://github.com/randx/six.git",
+        "six" => "git://github.com/randx/six.git"
+      })
+    end
+  end
+
   describe '#commit_count' do
     it { expect(repository.commit_count("master")).to eq(25) }
     it { expect(repository.commit_count("feature")).to eq(9) }
diff --git a/spec/lib/gitlab/graphql/representation/submodule_tree_entry_spec.rb b/spec/lib/gitlab/graphql/representation/submodule_tree_entry_spec.rb
new file mode 100644
index 00000000000..28056a6085d
--- /dev/null
+++ b/spec/lib/gitlab/graphql/representation/submodule_tree_entry_spec.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Gitlab::Graphql::Representation::SubmoduleTreeEntry do
+  let(:project) { create(:project, :repository) }
+  let(:repository) { project.repository }
+
+  describe '.decorate' do
+    let(:submodules) { repository.tree.submodules }
+
+    it 'returns array of SubmoduleTreeEntry' do
+      entries = described_class.decorate(submodules, repository.tree)
+
+      expect(entries.first).to be_a(described_class)
+
+      expect(entries.map(&:web_url)).to contain_exactly(
+        "https://gitlab.com/gitlab-org/gitlab-grack",
+        "https://github.com/gitlabhq/gitlab-shell",
+        "https://github.com/randx/six"
+      )
+
+      expect(entries.map(&:tree_url)).to contain_exactly(
+        "https://gitlab.com/gitlab-org/gitlab-grack/tree/645f6c4c82fd3f5e06f67134450a570b795e55a6",
+        "https://github.com/gitlabhq/gitlab-shell/tree/79bceae69cb5750d6567b223597999bfa91cb3b9",
+        "https://github.com/randx/six/tree/409f37c4f05865e4fb208c771485f211a22c4c2d"
+      )
+    end
+  end
+end